Check that the mains supply for the pump is according to the specifications on the type
label.
Connect the vacuum hose to the suction side of the pump.
Connect the pump to the vacuum connection pipe on the rear panel of the CoolSafe.
Check the oil level on the pump and fill it if necessary. The oil level sight glass should be
1/2 - 3/4 full.
LaboGene recommends that when the pump is running the gas ballast valve is in the open position.
3.3 Installation of accessories
The CoolSafe Basic or Pro is a basic unit and must be equipped with the necessary accessories to
run a specific freeze-drying process. Select from the wide range of accessories listed in the
accessories section.
Make sure to mount the correct manifold, chamber and shelf arrangements and always check that
all connections are tight.
4 Functional description
The CoolSafe Basic or Pro including a vacuum pump and a chamber or manifold is a standalone
unit.
On the Basic models the chamber temperature is displayed and on the Pro models the chamber
temperature and the chamber pressure is displayed. Further the status of the freeze-dryer is shown
in the display.
4.1 Control panel
The basic models display comprise an AWO-indicator and a two-line alphanumerical display as
shown below.
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